You randomly choose a marble from a bag containing 2 purple, 5 pink, and 2 Blue.
3.) How many possible outcomes are there?

i need help

Suppose a man is heterozygous for heterochromia, an autosomal dominant disorder which causes two different‑colored eyes in an individual, produced 25‑offspring with his normal‑eyed wife. of their children, 15 were heterochromatic and 10 were‑normal. calculate the chi‑square value for this observation.

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

Solve the system of equations. y= 2x y= x^2 - 15